Underlying Causes Of World War One Dbq Essay
A Brief Overview of the Causes and Effects of the Cold War
A mass extinction began when humans left Africa and with ancestors of , but it accelerated when that founder group of behaviorally modern humans . They quickly drove the , as well as the and . Once the inhabitable continents were filled with that founder group’s descendants, , humans independently domesticated plants and animals. The mass extinction continued with the Domestication Revolution, but in less spectacular fashion, usually via habitat destruction. The increasing density of human populations became the primary factor in driving other species to extinction, which were often local extinctions. Ancient and particularly drove north-African megafauna to extinction, but there were few other notable mass extinctions until . When they did, the greatest proportional demographic catastrophes since the extinction of all other human species began. Those same three continents earlier robbed of their megafauna were quickly shorn of their human populations, who were and and in the Americas. In the midst of that unprecedented disaster for , . Although industrialization raised the human standard of living as never before, as the energy of hydrocarbon fuels was exploited on a large scale for the first time, it also enabled greater environmental devastation. Humanity has been turning forests into deserts since the first civilizations (, , , , , , , , , ), and the only reason it has not gotten worse during the industrial era, at least in industrialized, nations, is because hydrocarbons instead of wood were burned. The extinction of the , in the midst of , were indicative of the vast damage that industrialized peoples could inflict on Earth’s ecosystems. Industrialization also accelerated Europe’s conquest of the world. It conquered and subjugated and peoples, reducing them to effective slavery and further devastating the ecosystems.
Essay on Causes and Effects of Poverty - 529 Words
Industrialized nations and are greatly responsible for deforesting Earth, although nations such as Japan have been exporting the devastation, as foreign forests are razed and shipped to Japan, while Japan treats its forests as sacred groves. But also, the poor in former colonial nations have been pushed to ecosystem margins. The prime arable land is usually owned by local oligarchs or foreign corporations; they often raise crops for export to the industrialized nations. . The peasants farm marginal lands, often hillsides, which not only devastate the last refuges of species driven into the hills, but it also erodes the hillsides, , which happened in the Old World long ago. Those dynamics, particularly habitat destruction, are largely behind today’s accelerating Sixth Mass Extinction, also called the . This pattern also extends back for , not just since the ice sheets melted in this latest interglacial interval. The reached 70% or more of global species going extinct. According to a recent estimate, for the human-caused extinction. Other estimates have this level being reached as early as my lifetime, while others think it will be reached in a . The current extinction rate is thought to be higher than those of all previous extinction events other than the one that . Humanity may “achieve” . Biologists and climate scientists are stupefied, and the global propaganda machine chugs along, making everything seem normal, while “scientists” in their employ work long and hard to , , and the rest, in a kind of Potemkin Earth strategy, gleaning profits and playing power games until the end.